| Customization: | Available |
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| Certification: | ISO, HACCP |
| Assay Method: | HPLC, UV |
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Giant Knotweed Extract, also known as Huzhang (tiger cane) or giant knotweed is an east Asian species ( polygonum cuspidatum), belonging to the polygonaceae family. Resveratrol is found in the roots of Giant Knotweed Rhizome (Rhizoma Polygoni Cuspidati) and in other fruits as well as in the skin of red grapes. Red wine contains on the order of 0.1-14.3 mg/l. It is sold as a nutritional supplement derived primarily from knotweed, and it is extracted commercially - when under attack by pathogens such as bacteria or fungi.
1. Exercise and metabolism;
2. Cardioprotective effects;
3. Antidiabetic effects;
4. Skin protection;
5. Neuroprotective effects;
6. Anti-inflammatory effects;
7. Antiviral effects;
9. Selective and reversible MAO-A inhibiting effects (RIMA);
10. Opioid tolerance reduction;
11. Sirtuin activation.
| Product Name() | Resveratrol. | Manufacture Date() | 2023/07/13 | |
| Latin Name() | Polygonum cuspidatum L. | Report Date () | 2023/07/16 | |
| Batch Quantity() | 500kg | Sampling Date() | 2023/07/13 | |
| Batch Number() | MS230713 | Expiration Date() | 2026/07/12 | |
| Item | Specification | Results | Methods | |
| Marker Compound | resveratrol 98% | 98.23% | HPLC | |
| Appearance & Color | White powder | Conform | GB5492-85 | |
| Odor & Taste | Characteristic | Conform | GB5492-85 | |
| Plant Part Used | Compound | Conform | ||
| Extract Solvent | Water and ethanol | Conform | ||
| Bulk Density | 0.4-0.6g/ml | 0.50g/ml | ||
| Mesh Size | 80 | 100% | GB5507-85 | |
| Loss on Drying | ≤5.0% | 3.32% | GB5009.3 | |
| Ash Content | ≤5.0% | 3.46% | GB5009.4 | |
| Solvent Residue | Negative | Conform | GC(2005 E) | |
| Heavy Metals | ||||
| Total Heavy Metals | ≤10ppm | 3ppm | AAS | |
| Arsenic (As) | ≤1.0ppm | 0.15ppm | AAS(GB/T5009.11) | |
| Lead (Pb) | ≤1.5ppm | 0.7ppm | AAS(GB5009.12) | |
| Cadmium | <1mg/kg | Not Detected | AAS(GB/T5009.15) | |
| Mercury | ≤0.3ppm | Not Detected | AAS(GB/T5009.17) | |
| Microbiology | ||||
| Total Plate Count | ≤1000cfu/g | <100 | GB4789.2 | |
| Total Yeast & Mold | ≤25cfu/g | <10 | GB4789.15 | |
| E. Coli | ≤40MPN/100g | Not Detected | GB/T4789.3-2003 | |
| Salmonella | Negative in 25g | Not Detected | GB4789.4 | |
| Staphylococcus | Negative in 10g | Not Detected | GB4789.1 | |
| Packing and Storage | 25kg/drum Inside: Double-deck plastic bag, outside: Neutral cardboard barrel & Leave in the shady and cool dry place | |||
| Shelf Life | 3 Year When Stored properly | |||
| Expiration Date | 3 Year | |||
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